I've seen different theories on how mod should treat negative divisors, but I've never seen that "solution".
On Tue, Feb 10, 2009 at 4:30 PM, Chouser <chou...@gmail.com> wrote: > > Is 'mod' working correctly? > > user=> (map #(mod % 3) (range -9 9)) > (3 1 2 3 1 2 3 1 2 0 1 2 0 1 2 0 1 2) > > It disagrees with, for example, Ruby: > > irb(main):002:0> (-9..9).map{|x| x % 3} > => [0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0] > > And python: > > >>> map( lambda x: x % 3, range(-9,9) ) > [0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2, 0, 1, 2] > > --Chouser > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en -~----------~----~----~----~------~----~------~--~---